staggering

adjective
UK /ˈstæɡərɪŋ/
US /ˈstæɡərɪŋ/

So big or surprising that it shocks you.

The number of stars in the sky is staggering.


OTHER MEANINGS

2. Walking in an unsteady way, as if about to fall.

He was staggering home after the long hike.

3. Causing someone to walk unsteadily or lose balance.

The boxer landed a staggering blow to his opponent.

4. Arranging things in a pattern that is not evenly spaced.

The shelves were built with staggering heights to look interesting.